Abuse of laxatives and melanosis coli New Research Helps Identify Uveal Melanomas Most Likely to Spread to the Liver From melanocytes to melanomas Nature Reviews Cancer This lovely patient was thrilled with her beautiful result after laser treatment of oral melanotic macules. I share this case to educate: laser treatment requires accurate diagnosis, an understanding of the differential Melanotic Schwannoma Basicmedical Key Oral Melanotic Macule: Symptoms and Treatment Skinsight